ICD-10-CM · Billable Code
Z91.85 — Personal history of military service
Chapter Z00-Z99: Factors influencing health status and contact with health services
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Common questions about Z91.85 (Personal history of military service)
What does ICD-10 code Z91.85 mean?
Z91.85 is the ICD-10-CM 2025 code for Personal history of military service. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is Z91.85 a billable diagnosis code?
Yes, Z91.85 is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does Z91.85 belong to?
Z91.85 belongs to the chapter "Factors influencing health status and contact with health services" (codes Z00-Z99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Personal history of military service?
For a plain-language explanation of Personal history of military service, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Personal history of military service" above to get a personalised answer.
Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗